Home / 61,190.76-91,589.13-31,567.80

Finding the Fourth Proportional to 61,190.76, 91,589.13 and 31,567.80

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Solution

The fourth proportional to 61,190.76, 91,589.13 and 31,567.80 is: 47,250.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,190.76 : 91,589.13 = 31,567.80 : x
  2. Step 2: Convert to fraction form
    61,190.76/91,589.13 = 31,567.80/x
  3. Step 3: Cross multiply
    61,190.76x = 91,589.13 × 31,567.80
  4. Step 4: Simplify right side
    61,190.76x = 2,891,267,338.01
  5. Step 5: Solve for x
    x = 2,891,267,338.01/61,190.76
  6. Step 6: Final answer
    x = 47,250.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.